package edu.sctu.practice.class02.yangyiqing.exam.test18;

/**
 * Created by Administrator on 2015/11/3 0003.
 */
public class Car extends Auto {

    boolean airConditioner;
    boolean CD;

    public void SpeedUp(){
        speed = speed +5;
    }
    public void SpeedDown(){
        speed = speed -3;
    }

}
